奥巴马政府的一个明确目标是恢复大量就业岗位，以及许多这些工作岗位所需的众多技能。
A stated goal of the Obama administration is to restore a big chunk of this employment, along with the multitude of skills that many of the jobs required.
在希拉河流域尤其如此，希拉河的水被输送到许多地方用来灌溉肥沃的平原，养育众多的城镇。
This was particularly true in the Gila River valley, where the Gila River was diverted in many places to irrigate large fertile plains and numerous compact towns.
尽管有这许多的进步，众多关于人类家族树的疑问依旧未解。
But with all of this bustling progress, many questions about the human family tree remain.
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